Motorcycle Helmet Handsfree CSR 4.0 Headset Headphone with bluetooth Function

Description: 1. Wirelessly listen to music with integrated bluetooth technology. 2. Fashion design, let music suurounding your life any time. 3. Hands free function, truly free your hand. 4. Build-in rechargeable li-ion battery, long stand-by and working time. 5.4.0 type of Bluetooch chip, Hi-Fi earphone. 6. Microphone included Specification: Buetooth version: 4.0+EDR Li-ion battery: 3.7V/300mA Playback time: 7 Hrs Charging Voltage: 5V Standby time: 48 Hrs Charging time: 3 Hrs Package Included: 1 X Helmet bluetooth Heaset with Microphone